Radiation

Embroidered patch show symbol of radiation. Symbol mean radioactive radiation and radioactivity.Made a computerized embroidery technique on a yellow beckground with black symbol of radiation.The international radiation symbol (also known as the trefoil) first appeared in 1946, at the University of California, Berkeley Radiation Laboratory.At the time, it was rendered as magenta, and was set on a blue background. The modern version used in the US is magenta against a yellow and black background